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Old 22nd January 2008, 02:24 AM   #1
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Join Date: Aug 2004
Location: Argentina
Default Programmable Bench Power Supply?

Hi, someone know some schematic of an programmable Power Supply for Bench ?

At least i want 20V/3A


Thanks in advance.
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Old 22nd January 2008, 03:21 AM   #2
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Location: Pittsburgh, crumbling wasteland
Hmmm well it depends on how you want to program it. You could probably pick up a used fluke or tek supply with a GPIB port for a good price. If you're handy with code I would say use a PIC chip to take in serial data and feed the analog out an OPA549.
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